The universe may have a purpose, but nothing we know suggests that, if so, this purpose has any similarity to ours.
-- Bertrand Russell AA

Advice is what we ask for when we already know the answer but wish we didn't.
-- Erica Jong AA

Basic research is what I am doing when I don't know what I am doing.
-- Wernher von Braun AA

At times one remains faithful to a cause only because its opponents do not cease to be insipid.
-- Friedrich Nietzsche AA